A duvet cover can protect your down comforter from body oils, dirt, and dust. Comforter covers with pore sizes smaller than 10 microns can provide protection from dust mite allergens as well.
This attractive, stained-finish crib is ready for baby's nap. It has been placed under some attractive wall hangings and near a throw rug that coordinates with the crib bumper and dust ruffle.
A clean, white HEPA filter is displayed horizontally on a bright yellow background. Used in air conditioners, vacuum cleaners, and air purifying machines, HEPA filters ensure that the air is clean by removing bacteria and impurities.
HEPA filters are designed to filter the air by trapping 99.9% of airborne particles, such as dust, pollen, and tobacco smoke. HEPA stands for High Efficiency Particulate Air (filter).
A close-up of a clean air filter in black and white shows its complex texture and structure. Breathing clean air has become more of a priority in a world where pollution, allergens, and poor air quality are becoming more rampant.
For calf roping in the hot sun, a cowboy hat is a must. Just staying on the horse's back requires enough concentration without having to think about an ill-fitting hat that won't protect the rider and then falls off.
Astronomers from the university of Leeds were investigating the surrounding rotating disc of gas and dust and detected a faint object just beyond a young star 40 times larger than our sun.
Daily Mail. Fri, 14 Dec 2018 14:00:38 GMT.
A team of astronomers has conducted ALMA's first large-scale, high-resolution survey of protoplanetary disks, the belts of dust and gas around young stars.
Science Daily. Wed, 12 Dec 2018 13:43:52 EST.